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Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf (a*b=a+b-1), is this operation associative?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b+2), what is the correct statement about associativity?Class 12Relations and FunctionsBinary operationsMedium MathematicsIf (a*b=a+b+ab), choose the correct statement about (a*b=b*a).Class 12Relations and FunctionsBinary operationsMedium MathematicsOn (A={2,3,4,6,12}), (aRb) is defined when (a) divides (b). Which statement correctly proves transitivity?Class 12Relations and FunctionsTransitive relationExpert MathematicsIf (R) and (S) are two symmetric relations on (A), what is true about (R\cap S)?Class 12Relations and FunctionsSymmetric relationHard MathematicsIf (R) and (S) are symmetric, is (R-S) always symmetric?Class 12Relations and FunctionsSymmetric relationHard MathematicsIf (R) is symmetric, what can be said about the complement of (R) with respect to (A\times A)?Class 12Relations and FunctionsSymmetric relationMedium